Method and device for determining timeslot format

A method and device for determining a timeslot format, for use in determining the timeslot format of an ECP. The method for determining a timeslot format comprises: obtaining first indication information, the first indication information comprising indication information of a timeslot format a, the timeslot format a being one of the formats of timeslots of a first type, the timeslots of the first type comprising N symbols, N being 14; and determining a timeslot format b of 2 (μ-μa) consecutive timeslots of a second type according to a subcarrier spacing μ a applicable for the first indication information, a subcarrier spacing μ applicable for the timeslot of the second type, and the indication information of the timeslot format a, wherein the timeslot of the second type comprises M symbols, N and M being not equal.